usttrace: oops: $(USTDPID) -> $USTDPID

diff --git a/usttrace b/usttrace
index 0843fb2c079566c9ec74d3e69bfa064b344e661c..6cd3bf2194f8d6d6d517a66fd96516751ae68ff3 100755 (executable)
--- a/usttrace
+++ b/usttrace
@@ -143,7 +143,7 @@ then
        kill -SIGTERM "$USTDPID"
 
        echo "Waiting for ustd to shutdown..."
-       wait "$(USTDPID)"
+       wait "$USTDPID"
 
        rm "$pidfilepath"
 fi